Cuprajake it’s an interesting grinder, battery powered. I believe you can buy it, but batches sell out quite quickly. It’s like £650 or so?
£650 + taxes or £750 delivered to the UK.
https://www.kopiconcepts.com/store/p/kopi-deva
My point being… I’d would be better to just add questions to the original thread, rather than creating a new one, spelled slightly different, for the sake of anyone searching 👍